Home / 14,458.20-21,687.30-4,069.95

Finding the Fourth Proportional to 14,458.20, 21,687.30 and 4,069.95

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Solution

The fourth proportional to 14,458.20, 21,687.30 and 4,069.95 is: 6,104.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,458.20 : 21,687.30 = 4,069.95 : x
  2. Step 2: Convert to fraction form
    14,458.20/21,687.30 = 4,069.95/x
  3. Step 3: Cross multiply
    14,458.20x = 21,687.30 × 4,069.95
  4. Step 4: Simplify right side
    14,458.20x = 88,266,226.64
  5. Step 5: Solve for x
    x = 88,266,226.64/14,458.20
  6. Step 6: Final answer
    x = 6,104.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.